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comparison editor.luan @ 3:a79a840691b1

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author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 31 Mar 2025 17:17:38 -0600
parents f38f6e903369
children 3d6414265959
comparison
equal deleted inserted replaced
2:f38f6e903369 3:a79a840691b1
1 local Luan = require "luan:Luan.luan" 1 local Luan = require "luan:Luan.luan"
2 local error = Luan.error 2 local error = Luan.error
3 local ipairs = Luan.ipairs or error()
3 local Io = require "luan:Io.luan" 4 local Io = require "luan:Io.luan"
4 local print = Io.print or error() 5 local print = Io.print or error()
6 local new_file = Io.schemes.file or error()
5 local Swing = require "luan:swing/Swing.luan" 7 local Swing = require "luan:swing/Swing.luan"
6 local new_frame = require("luan:swing/Frame.luan").new or error() 8 local new_frame = require("luan:swing/Frame.luan").new or error()
7 local new_label = require("luan:swing/Label.luan").new or error() 9 local new_label = require("luan:swing/Label.luan").new or error()
8 local new_text_area = require("luan:swing/Text_area.luan").new or error() 10 local new_text_area = require("luan:swing/Text_area.luan").new or error()
9 local new_scroll_pane = require("luan:swing/Scroll_pane.luan").new or error() 11 local new_scroll_pane = require("luan:swing/Scroll_pane.luan").new or error()
60 62
61 local n_windows = 0 63 local n_windows = 0
62 64
63 function new_window(file) 65 function new_window(file)
64 local frame = new_frame() 66 local frame = new_frame()
65 frame.title = file and file.to_string() or "untitled" 67 frame.title = file and file.canonical().to_string() or "untitled"
66 frame.add_close_listener(function() 68 frame.add_close_listener(function()
67 n_windows = n_windows - 1 69 n_windows = n_windows - 1
68 if n_windows == 0 then 70 if n_windows == 0 then
69 Luan.exit() 71 Luan.exit()
70 end 72 end
71 end) 73 end)
72 local text_area = new_text_area() 74 local text_area = new_text_area()
73 if file ~= nil then 75 if file ~= nil and file.is_file() then
74 text_area.text = file.read_text() 76 text_area.text = file.read_text()
75 end 77 end
76 text_area.rows = 10 78 text_area.rows = 10
77 text_area.columns = 20 79 text_area.columns = 20
78 text_area.wrap_style_word = true 80 text_area.wrap_style_word = true
100 text_area.request_focus_in_window() 102 text_area.request_focus_in_window()
101 n_windows = n_windows + 1 103 n_windows = n_windows + 1
102 end 104 end
103 105
104 Swing.run(function() 106 Swing.run(function()
105 new_window() 107 local args = Luan.arg
108 if #args == 0 then
109 new_window()
110 else
111 for _, arg in ipairs(args) do
112 local file = new_file(arg)
113 new_window(file)
114 end
115 end
106 end) 116 end)